The oldest rocks, including the beds of southwestern Ohio near Cincinnati, were formed during the Late Ordovician Period. These formations, known as the Cincinnatian Series, are approximately 200 ...

If you're after an adventure that combines history, exploration, and a variety of activities, the American Southwest has it ...

A funky desert house built around a granite rock formation in Scottsdale, Arizona, is on the market for the first time, ...

Fly above the striking pink, red, and orange rock layers of the Claron Formation, the foundation ... revealing the ancient geological history of southwestern Utah.

The Painted Desert in northern Arizona is a mesmerizing landscape of vibrant badlands stretching across the Colorado Plateau.

As if dream-like rock formations weren't enough ... Ah-Shi-Sle-Pah is less accessible than other similar parks across the Southwest. Aside from a single dirt parking area, the wilderness doesn ...